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2)
Push IN
the
DFS
SWITCH,
then
select a
memory
channel
using
the
TUNING CONTROL.
For example,
select
memory
channel
10
.
3)
To
check
the
memory
channel
contents,
push
the
VFO/MEMORY
SWITCH.
The
contents of the
selected
memory
channel
are
displayed.
If
you do
not wish
to
erase
the contents of
this
particular
memory
channel,
select either
a
different
memory
channel
which
contains
a
frequency
that
can be
erased,
or
select
a
channel
that
is
vacant.
Vacant
channels
display
only the
MHz
and
kHz
decimal
points.
Return
to the
VFO
mode
by pushing
the
VFO/MEMORY
SWITCH.
Push
VFO/M
SWITCH
to return to
VFO
mode.
4)
Push
the
WRITE
SWITCH.
The
previous
memory
contents
(if
any)
are
erased
and
the
new
frequency,
mode
and
HAM/GENE
mode
are
stored
in
the
memory
channel.
In
the
example,
the
frequency
15.725MHz
with the
AM
mode
is
now
programmed
in
memory
channel
10,
and
ready
for
use
with
the
GENERAL COVERAGE
receiver.
1
)
Select the
memory
channel to be
cleared
(erased).
2)
Push
the
FUNCTION
SWITCH,
then push
either
the
MEMORY
WRITE SWITCH
(WRITE)
or the
FREQUENCY TRANSFER
SWITCH
(M
VFO).
The
memory
channel
is
now
vacant.
8
-
4
MEMORY
SCAN
This function
is'
used to automatically scan
all
programmed
memory
channels.
1)
Program
memory
channels.
1
)
Program
the desired frequencies
into
memory
channels.
NOTE: Random
frequencies
were
stored
in
the
memory
chan-
nels at
the factory
for testing purposes.
2)
Adjust
SQUELCH CONTROL.
2)
Adjust the
SQUELCH CONTROL
to quiet the noise
output from
the speaker.
3)
Push
SCAN
SWITCH.
3)
Push
the
SCAN
SWITCH,
and
the
IC-751A
begins
scanning the
programmed
channels
from
the highest
channel
towards
the
lowest channel.
The
scan
skips
unprogrammed
channels
if
there
are
any.
4)
Scan
stops
when
receive
signal
opens
squelch.
4)
Provided the squelch
is
closed
when
the scan
begins,
the scan
stops
when
a
receive
signal
opens
the squelch.
After approxi-
mately 10
seconds, the scan resumes.
5)
Use
SCAN
SWITCH
to
manually
stop/start scan.
5)
Push
the
SCAN SWITCH
to stop the scanning function
manually.
Turning
the
TUNING
CONTROL
also
stops the
scan.
Push the
SCAN SWITCH
again to
resume
scanning.
8-3
MEMORY
CLEARING
1
)
Select
memory
channel.
2)
Push
FUNCTION
SWITCH,
then
push
either
WRITE SWITCH
or
M
VFO
SWITCH.
4)
Push
the
WRITE SWITCH
to
store
the
new
data.
The
display
appears
as
below
after
pushing the
VFO/M SWITCH
again.
AM
MEMO
IS.1PS.0
/
n
1
u
GENE
2)
Push
IN the
DFS SWITCH
and
select a
memory
channel.
3)
Push
VFO/M
SWITCH
to
check
present contents
of selected
memory.
41
-
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